“variation from norm cost”概念、定义、翻译-科学时代

单词	variation from norm cost
释义	经济学词汇手册 variation from norm cost 定额成本差异
随便看	trend style trend surface trend surface analysis trend surface analysis trend test trend to stability in geography Trent Codices Trentonian Stage Trepak trepan trepan trepanation trepang trepang trepanning trephination trephone Treponema buccale Treponema phagedenis treponematosis treponemiasis Tresca yield condition trespass trespass trespass ab initio

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

variation from norm cost